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发明名称
Self cleaning friction drive for lawn mowers
摘要
申请公布号
US2954836(A)
申请公布日期
1960.10.04
申请号
US19580740653
申请日期
1958.06.09
申请人
CAVANAUGH EDWIN J
发明人
CAVANAUGH EDWIN J.
分类号
A01D34/47
主分类号
A01D34/47
代理机构
代理人
主权项
地址
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